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Submission #964378

# Submission time Handle Problem Language Result Execution time Memory
964378 2024-04-16T18:01:20 Z new_acc Potatoes and fertilizers (LMIO19_bulves) C++14
100 / 100
 278 ms 34916 KB 
#include<bits/stdc++.h>
#define fi first
#define se second
#define pitem item*
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef vector<int> vi;
typedef vector<ll> vl;
const int N=1e6+10;
const int SS=1<<19;
const int INFi=2e9;
const ll INFl=1e16;
const ll mod2=998244353;
const ll mod=1e9+7;
const ll mod3=2027865967;
const ll p=70032301;
const ull p2=913;
const int L=20;
int n;
ll t[N];
void solve(){
    cin>>n;
    for(int i=1;i<=n;i++){
        int a,b;
        cin>>a>>b;
        t[i]=t[i-1]+a-b;
    }
    multiset<ll> c;
    c.insert(0);
    ll res=0;
    for(int i=1;i<n;i++){
        auto it=c.end();
        it--;
        ll val=t[i];
        if(t[i]<0) res+=abs(t[i]),val=0;
        if((*it)>t[i]){
            c.erase(it);
            res+=(*it)-val;
            c.insert(val),c.insert(val);
        }else c.insert(val);
    }
    auto it2=c.end();
    it2--;
    auto it=c.end();
    ll sl=0,pop=0;
    for(it--;(*it)>t[n];it--,sl++){
        res+=sl*(pop-*it);
        pop=*it;
    }
    res+=sl*(pop-t[n]);
    cout<<res<<"\n";
}
int main(){
    ios_base::sync_with_stdio(0),cin.tie(0);
    int tt=1;
    while(tt--) solve();
}

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 17 ms 5208 KB Output is correct
5 Correct 39 ms 7760 KB Output is correct
6 Correct 95 ms 17768 KB Output is correct
7 Correct 214 ms 34732 KB Output is correct
8 Correct 168 ms 32852 KB Output is correct
9 Correct 197 ms 32240 KB Output is correct
10 Correct 165 ms 29920 KB Output is correct
11 Correct 146 ms 30012 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 17 ms 5208 KB Output is correct
5 Correct 39 ms 7760 KB Output is correct
6 Correct 95 ms 17768 KB Output is correct
7 Correct 214 ms 34732 KB Output is correct
8 Correct 168 ms 32852 KB Output is correct
9 Correct 197 ms 32240 KB Output is correct
10 Correct 165 ms 29920 KB Output is correct
11 Correct 146 ms 30012 KB Output is correct
12 Correct 50 ms 10212 KB Output is correct
13 Correct 144 ms 22628 KB Output is correct
14 Correct 216 ms 34912 KB Output is correct
15 Correct 163 ms 32848 KB Output is correct
16 Correct 278 ms 32616 KB Output is correct
17 Correct 126 ms 30052 KB Output is correct
18 Correct 1 ms 600 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 600 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 600 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 2 ms 604 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 600 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 2 ms 604 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 1 ms 504 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 2 ms 604 KB Output is correct
15 Correct 1 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 1 ms 604 KB Output is correct
18 Correct 1 ms 604 KB Output is correct

Subtask #5
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 600 KB Output is correct
2 Correct 1 ms 604 KB Output is correct
3 Correct 1 ms 604 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 600 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 604 KB Output is correct
8 Correct 2 ms 604 KB Output is correct
9 Correct 1 ms 604 KB Output is correct
10 Correct 1 ms 604 KB Output is correct
11 Correct 17 ms 5208 KB Output is correct
12 Correct 39 ms 7760 KB Output is correct
13 Correct 95 ms 17768 KB Output is correct
14 Correct 214 ms 34732 KB Output is correct
15 Correct 168 ms 32852 KB Output is correct
16 Correct 197 ms 32240 KB Output is correct
17 Correct 165 ms 29920 KB Output is correct
18 Correct 146 ms 30012 KB Output is correct
19 Correct 50 ms 10212 KB Output is correct
20 Correct 144 ms 22628 KB Output is correct
21 Correct 216 ms 34912 KB Output is correct
22 Correct 163 ms 32848 KB Output is correct
23 Correct 278 ms 32616 KB Output is correct
24 Correct 126 ms 30052 KB Output is correct
25 Correct 1 ms 504 KB Output is correct
26 Correct 1 ms 600 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 1 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 1 ms 600 KB Output is correct
33 Correct 43 ms 9988 KB Output is correct
34 Correct 112 ms 22624 KB Output is correct
35 Correct 216 ms 34788 KB Output is correct
36 Correct 254 ms 32336 KB Output is correct
37 Correct 161 ms 33020 KB Output is correct
38 Correct 222 ms 34916 KB Output is correct
39 Correct 165 ms 30960 KB Output is correct
40 Correct 144 ms 28632 KB Output is correct
41 Correct 153 ms 29928 KB Output is correct
42 Correct 150 ms 30012 KB Output is correct
43 Correct 159 ms 29980 KB Output is correct
44 Correct 146 ms 30052 KB Output is correct
45 Correct 256 ms 34752 KB Output is correct
46 Correct 140 ms 30480 KB Output is correct
47 Correct 130 ms 25684 KB Output is correct